DH6 QDHELEUD& - USGS Earthquake Hazard Program€¦ · k j k j k j k j k j k j k j k j k j k j k j k j k j k j U \ P P U \ P P U \ P P U \ P P

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22°

14°

6°

22°

14°

6°

-60°-68°-76°-84°-92°

-60°-68°-76°-84°-92°

78 mm/yr

70 mm/yr

75 mm/yr

61 mm/yr

59 mm/yr

59 mm/yr

20 mm/yr

19 mm/yr

21 mm/yr

20 mm/yr20 m

m/yr

19 mm/yr

19 mm/yr

Middle America Trench

Colom

bia Trench

Puerto Rico TrenchCayman Tre

nchLesser A

ntilles Trench

M8.8 1906

Nazca Plate

Caribbean Plate

North America Plate

Cocos Plate

South AmericaPlate

Caribbean Sea

Gulf ofMexico

Gulf ofHonduras

Gulf of

Panama

Gulf ofVenezuela

Atlantic Ocean

M7.7 1979

Kilometers7505002500 1,000

South AmericaPlate

Aftershock Zones M8.3+ (1906)

Rupture Zones M8.3+ (None Shown)

Earthquakes (1900 - 2019)

Magnitude Depth (km)

M 5.5 - M 9.0+

- 0

70 -

- 300

700 -

460 + (60 km intervals)

220 - 400 (60 km intervals)

120 - 160 (40 km intervals)20 - 80 (20 km intervals)

Slab Depth (km)

Transform

Divergent

Subduction ­ ¬Plate RateBoundary Type

Other

6 7 8 95.5

Cayman Trench